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FORCE
Installation, Operating & Service Manual
Figure 37: Cad Cell Location
clean, then replace and readjust oil pressure.
If dripping or after burn persist replace fuel
pump.
I .
TEST CONTROLS .
1. Check thermostat operation. Raise and lower
thermostat setting as required to start and stop
burner.
WARNING
Before installation of the boiler is considered
complete, the operation of all boiler controls
must be checked, particularly the primary
control and high limit control.
2.
VERIFY OIL PRIMARY CONTROL
FEATURES
using procedures outlined
in Instructions furnished with control or
instructions as follows:
a.
GeniSys 7505 Control Features
, see
Figure 38.
i.
The GeniSys 7505 is a microprocessor-
based control. The indicator light
provides diagnostic information for
lockout, recycling and cad cell status.
There is a manual reset button to exit
the Lockout Mode.
ii.
Pump Priming Cycle: To facilitate
purging air from the oil lines and filters,
the 7505 can be placed in a purge
routine by:
• After the burner starts, press and hold
the reset button for 15 seconds until
the yellow light turns on. This
indicates that the button has been
held long enough.
• Release the reset button. The yellow
light will turn off and the burner will
start up again.
• At burner start up, click the reset
button while the igniter is still on. This
will transition the control to a
dedicated Pump Prime mode, during
which the motor, igniter, and valve
are powered for four (4) minutes. The
yellow light will be on.
• At the end of four (4) minutes, the
yellow light will turn off and the control
will automatically return to standby
mode.
iii.
Limited Recycle: This feature limits the
number of recycle trials (for each call for
heat) to a maximum of three trials. If the
flame is lost three times and does not
successfully satisfy a call for heat, the
7505 locks out.
iv.
Limited Reset (Restricted Mode): In
order to limit the accumulation of
unburned oil in the combustion area,
the control can only be reset three
times. The reset count returns to zero
each time a call for heat is successfully
completed.
v.
T-T Jumper: Select models have pre-
installed T-T jumper.
DO NOT
remove
jumper.
Figure 38: GeniSys 7505 Oil Primary Terminals,
LED's and Reset Button
10
System Start-Up
(continued)
!
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